Thanks Lynne, for pointing me to the articles. They are very helpful in creating a dropdown submenu.
I tried creating Allan's article, it works well on my forum. I would like to know how would I be able to implement them on the CMS area as well?
For example, if I have something like this on my CMS:
How should I go about it to create dropdown menu for the "Documentation" Link, such that I can have a dropdown of "Centos", "Ubuntu", "Suse" under the Documentation Link, on the CMS pages?